Blood proteins are proteins in the plasma that have extremely important functions and are considered important indicators of the body. When the blood protein index changes, it leads to many dangerous diseases.

Nephrotic syndrome with fatty liver was first used in 1913 to refer to a group of symptoms including: hyperlipidemia, hypoproteinemia, edema and proteinuria. Today, people use the term "nephrotic syndrome" to refer to diseases with proteinuria, edema, hypoproteinemia and hyperlipidemia.